102366947 has 4 divisors (see below), whose sum is σ = 104102040. Its totient is φ = 100631856.

The previous prime is 102366931. The next prime is 102366989. The reversal of 102366947 is 749663201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102366947 - 2⁴ = 102366931 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102366947.

It is not an unprimeable number, because it can be changed into a prime (102366917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 867458 + ... + 867575.

It is an arithmetic number, because the mean of its divisors is an integer number (26025510).

Almost surely, 2^102366947 is an apocalyptic number.

102366947 is a deficient number, since it is larger than the sum of its proper divisors (1735093).

102366947 is an equidigital number, since it uses as much as digits as its factorization.

102366947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1735092.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 102366947 is about 10117.6552125480. The cubic root of 102366947 is about 467.7924954271.

The spelling of 102366947 in words is "one hundred two million, three hundred sixty-six thousand, nine hundred forty-seven".